tree f5b5652dc4a256d52aaef46518d29606617210c8
parent 04fb91243a853dbde216d829c79d9632e52aa8d9
author Per Forlin <per.forlin@axis.com> 1581604630 +0100
committer David S. Miller <davem@davemloft.net> 1581694491 -0800

net: dsa: tag_ar9331: Make sure there is headroom for tag

Passing tag size to skb_cow_head will make sure
there is enough headroom for the tag data.
This change does not introduce any overhead in case there
is already available headroom for tag.

Signed-off-by: Per Forlin <perfn@axis.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>